public virtual void Open(string deviceId)
{
if (device != null)
{
return;
}
// 排他制御用のセマフォを生成する
var semName = Regex.Replace("WpdMtpSem" + deviceId, "[^0-9a-zA-Z]", "", RegexOptions.Singleline);
if (sem == null)
{
sem = new Semaphore(1, 1, semName);
}
else if (!existSemaphoreName.Equals(semName))
{
var tempsem = sem;
sem = new Semaphore(1, 1, semName);
tempsem.Close();
}
device = new PortableDevice();
IPortableDeviceValues clientInfo = (IPortableDeviceValues) new PortableDeviceTypesLib.PortableDeviceValues();
device.Open(deviceId, clientInfo);
Marshal.ReleaseComObject(clientInfo);
// eventを受信できるようにする
WpdEvent wpdEvent = new WpdEvent(this);
IPortableDeviceValues eventParameter = (IPortableDeviceValues) new PortableDeviceTypesLib.PortableDeviceValues();
device.Advise(0, wpdEvent, eventParameter, out eventCookie);
}
